diff options
Diffstat (limited to 'gcc/config/i386/i386.opt')
| -rw-r--r-- | gcc/config/i386/i386.opt | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/gcc/config/i386/i386.opt b/gcc/config/i386/i386.opt index ea40dd7e5c9..21e0def1549 100644 --- a/gcc/config/i386/i386.opt +++ b/gcc/config/i386/i386.opt @@ -40,10 +40,6 @@ unsigned char arch TargetSave unsigned char tune -;; -mfpath= -TargetSave -unsigned char fpmath - ;; CPU schedule model TargetSave unsigned char schedule @@ -170,9 +166,34 @@ Target Report Mask(FLOAT_RETURNS) Save Return values of functions in FPU registers mfpmath= -Target RejectNegative Joined Var(ix86_fpmath_string) +Target RejectNegative Joined Var(ix86_fpmath) Enum(fpmath_unit) Init(FPMATH_387) Save Generate floating point mathematics using given instruction set +Enum +Name(fpmath_unit) Type(enum fpmath_unit) +Valid arguments to -mfpmath=: + +EnumValue +Enum(fpmath_unit) String(387) Value(FPMATH_387) + +EnumValue +Enum(fpmath_unit) String(sse) Value(FPMATH_SSE) + +EnumValue +Enum(fpmath_unit) String(387,sse) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)}) + +EnumValue +Enum(fpmath_unit) String(387+sse) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)}) + +EnumValue +Enum(fpmath_unit) String(sse,387) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)}) + +EnumValue +Enum(fpmath_unit) String(sse+387) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)}) + +EnumValue +Enum(fpmath_unit) String(both) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)}) + mhard-float Target RejectNegative Mask(80387) MaskExists Save Use hardware fp |